Table II.

Linear regression with an increase in the number of patients.

No. of patients	Linear regression	R2	P-value
30	y=0.9667x + 0.0179	0.9712	0.993
40	y=0.9717x + 0.0162	0.9824	0.979
50	y=0.9836x + 0.0093	0.9894	0.987
60	y=0.9918x + 0.0042	0.9918	1.000
70	y=0.9916x + 0.0048	0.9945	0.992
80	y=1.0005x − 0.0011	0.9954	0.985
90	y=0.9974x + 0.0012	0.9965	0.997
101	y=0.9961x + 0.0021	0.9967	0.998